How Do You Fast Into Ketosis?
It is a common misconception that you will start to burn muscle if you fast. In fact, when you are fasting, you have higher than normal levels of human growth hormone, which protects muscle. Many body builders now work out on a fast because the hormonal changes during fasting allow them to burn more fat and build more muscle. I like the explanation in Jason Fung’s book: we store fat, not muscle, so when we fast it makes no sense that we would start burning muscle and not fat. He says it would be like saving up firewood all year round and then, when winter comes, throwing you sofa into the fire! What in reality happens is that you first burn off all your glycogen stores, and then you switch to burning fat. You don’t need to do anything, just don’t eat! Stay well hydrated using water, black tea and coffee, and herbal teas. Someone mentioned high protein meal replacements: these won’t allow you to enter into a proper fast, and in fact excess protein converts to sugar in the body via gluconeogenesis. Here is an article I wrote on the benefits of fasting and the different ways to fast, including intermittent fasting and longer fasts. Continue reading >>